A late 1960s stainless steel wristwatch by Omega, Chronostop series. Round black dial with baton indexes and Arabic numerals for second marks. Omega monogram and inscription Seamaster Waterproof Tested 120 M is on the backside of the case. The watch has a Speidel USA link band. This model was originally created in 1969 for amateur divers. Vintage Clocks And Wrist Watches For Men.